Results 61 to 70 of about 147,225 (202)

Nematodes of common Hexagrammidae species from the Far-Eastern Seas of Russia

open access: yesИзвестия ТИНРО, 2014
Nematoda parasites of five greenling species from the Far-Eastern Seas ( Pleurogrammus azonus , P . monopterygius , Hexagrammos octogrammus , H . lagocephalus , H . stelleri ) are investigated.
Galina F. Solovyeva, Zoya I. Motora
doaj   +1 more source

Appearance of oak lace bug (Corythucha arcuata Say, 1832) on sweet chestnut in Hungary (Heteroptera: Tingidae)

open access: yesFolia Oecologica, 2020
Oak lace bug (Corythucha arcuata) has caused increasing damage throughout Europe since its appearance in 2000. In Hungary, it has become a dangerous pest of Quercus species in recent years.
Kovács Gabriella Enikő   +3 more
doaj   +1 more source

Distribution and Size of Barnacle Chelonibia patula Fouling Blue Crab Callinectes amnicola in Southeast Nigeria

open access: yesCroatian Journal of Fisheries, 2016
The distribution and occurrence of epibionts on the dorsal carapace, ventral carapace and chela of 325 specimens of Callinectes amnicola (De Rocheburne, 1883) (103.4 - 138.7 mm carapace width) from the Qua Iboe (QIRE) and Imo River (IRE) estuaries in ...
Udoh James Philip, Otoh Aniekan Johnny
doaj   +1 more source

Delusional infestation: are you being bugged?

open access: yes, 2015
Angeli Thakkar, Kenneth GJ Ooi, Nagi Assaad, Minas Coroneo Department of Ophthalmology, Prince of Wales Hospital, Sydney, NSW, Australia Abstract: This case report documents a 58-year-old male who presented to the clinic with a 12-month history of a ...
Coroneo M, Ooi KG, Assaad N, Thakkar A
core  

Negative feedbacks on bark beetle outbreaks: widespread and severe spruce beetle infestation restricts subsequent infestation. [PDF]

open access: yes, 2015
Understanding disturbance interactions and their ecological consequences remains a major challenge for research on the response of forests to a changing climate.
Veblen, Thomas T   +14 more
core   +1 more source

Pathobiological studies on cultured populations of the freshwater prawn, Macrobrachium rosenbergii (de man, 1879), Margarita Island, Venezuela

open access: yesRevista Científica, 2010
 Studies on the presence of diseases and parasites affecting larvae, post-larvae, juveniles and adults of Macrobrachium rosenbergii, cultured in Margarita Island, Venezuela, were undertaken.
Bethsy Rodríguez   +4 more
doaj  

Influence of temperature on the population dynamics of Parlatoria ziziphi and potential for biological control by the parasitoids Aphytis and Encarsia in citrus orchards

open access: yesAgricultura Tropica et Subtropica
The black scale, Parlatoria ziziphi (Lucas, 1853), is a significant citrus pest that weakens trees, reduces fruit quality, and significantly lowers production, thereby affecting profitability.
Mezerdi Farid, Gacem Kamila
doaj   +1 more source

Mite Infestation on Rattus tanezum rats in southwest China concerning risk models

open access: yesFrontiers in Veterinary Science
ObjectiveThe Asian house rat (Rattus tanezumi) is an important infectious source and reservoir host for many zoonotic diseases, and its associated mites (chigger mites and gamasid mites) can act as vectors for these diseases.
Ru-Jin Liu   +9 more
doaj   +1 more source

The effect of weediness by trailing bindweed (Convolvulus arvensis) on the elements of winter wheat productivity

open access: yesЗерновое хозяйство России, 2018
Trailing bindweed (Convolvulus arvensis) was the main weed on the fields sown with winter wheat variety ‘Povolzhskaya 86’. The article considers the effect of various degrees of weediness by trailing bindweed (sparsae, copiosae1, copiosae3) on the main ...
I. I. Sharapov
doaj  

Understanding seasonal dynamics of invasive water hyacinth (Eichhornia crassipes) in the Greater Letaba river system using Sentinel-2 satellite data

open access: yesGIScience & Remote Sensing, 2019
Water hyacinth (Eichhornia crassipes) is one of the most aggressive and lethal free-floating aquatic weed that degrades and chokes freshwater ecosystems and threatens aquatic life. Early detection and up-to-date information regarding its distribution is,
Kgabo H. Thamaga, Timothy Dube
doaj   +1 more source

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